Researchers who study the effects of human smiles know that the Duchenne smile is among the most influential of human expressions. A Duchenne smile is the one that reaches your eyes, making the ...

However, only one of these is a “genuine” or Duchenne smile. Discovered by French anatomist Duchenne de Boulogne in 1862, the key difference between this “real” happy smile and a “fake ...

In 1990, Ekman's research on other subjects showed that adopting a "Duchenne smile" - a full smile that involves facial muscles around the eyes - produced a change in brain activity that ...

The scientific analysis of the smile really began with the French anatomist Guillaume-Benjamin-Amand Duchenne de Boulogne. In the 1860s, he used electrical currents to make his subjects' "facial ...

Cultivating happiness can take a lot of practice. But there is one way to boost one’s mood easily. During a conversation with ...

Guillaume Duchenne didn’t use the Joker’s extreme methods to make people smile — but he did employ a technique that was nearly as gruesome. This nineteenth century researcher was fascinated ...

As you go through your day, you might offer some fake smiles for a variety of reasons, such as to seem polite to come across as confident. But faking it can backfire. The Duchenne smile ...

In the mid 19th century, French neurologist Guillaume Duchenne wanted to distinguish real smiles from fake. Interested in the response of nerves and muscles to stimulation, he applied electricity ...

People who didn’t smile had just a 50 per cent chance of surviving to 80, all other things being equal, whereas those with Duchenne smiles had about a 70 per cent chance of surviving to this age.

There's the standard smile, which remains located in the muscles surrounding the mouth, and the genuine (or Duchenne) smile, which spreads to the eyes and, at least anecdotally, both looks and ...